WO2023022423A2 - Dispositif de mesure de longueur de canal radiculaire de type fusion dans lequel un dispositif de reconnaissance de foramen apical électronique et un dispositif de mesure de lime endodontique numérique sont fusionnés - Google Patents

Dispositif de mesure de longueur de canal radiculaire de type fusion dans lequel un dispositif de reconnaissance de foramen apical électronique et un dispositif de mesure de lime endodontique numérique sont fusionnés Download PDF

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Publication number
WO2023022423A2
WO2023022423A2 PCT/KR2022/011786 KR2022011786W WO2023022423A2 WO 2023022423 A2 WO2023022423 A2 WO 2023022423A2 KR 2022011786 W KR2022011786 W KR 2022011786W WO 2023022423 A2 WO2023022423 A2 WO 2023022423A2
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WO
WIPO (PCT)
Prior art keywords
file
unit
electronic
apical foramen
display
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PCT/KR2022/011786
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English (en)
Korean (ko)
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WO2023022423A3 (fr
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하상윤
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하상윤
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Publication of WO2023022423A2 publication Critical patent/WO2023022423A2/fr
Publication of WO2023022423A3 publication Critical patent/WO2023022423A3/fr

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C19/00—Dental auxiliary appliances
    • A61C19/04—Measuring instruments specially adapted for dentistry
    • A61C19/041—Measuring instruments specially adapted for dentistry for measuring the length of the root canal of a tooth
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves 
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C1/00—Dental machines for boring or cutting ; General features of dental machines or apparatus, e.g. hand-piece design
    • A61C1/0007—Control devices or systems
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C5/00—Filling or capping teeth
    • A61C5/40—Implements for surgical treatment of the roots or nerves of the teeth; Nerve needles; Methods or instruments for medication of the roots
    • A61C5/42—Files for root canals; Handgrips or guiding means therefor
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C5/00—Filling or capping teeth
    • A61C5/40—Implements for surgical treatment of the roots or nerves of the teeth; Nerve needles; Methods or instruments for medication of the roots
    • A61C5/44—Means for controlling working depth, e.g. supports or boxes with depth-gauging means, stop positioners or files with adjustably-mounted handles
    • G—PHYSICS
    • G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
    • G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
    • G16H20/00—ICT specially adapted for therapies or health-improving plans, e.g. for handling prescriptions, for steering therapy or for monitoring patient compliance
    • G16H20/30—ICT specially adapted for therapies or health-improving plans, e.g. for handling prescriptions, for steering therapy or for monitoring patient compliance relating to physical therapies or activities, e.g. physiotherapy, acupressure or exercising

Definitions

  • the present invention relates to a fusion type apex locator measuring device in which an electronic apical foramen recognizer and an apical file digital measuring device are fused, and more particularly, an electronic apical foramen recognizer for recognizing an apical foramen and a file obtained by the electronic apical foramen recognizer.
  • a file length measurement function that measures the length and a file length setting function that sets the file length of subsequent files for root canal enlargement based on the measured apex length can be combined to perform various digital functions in a complex way. It relates to a fusion-type apex locator measuring device.
  • dental pulp in a tooth
  • the dental pulp is composed of nerves, blood vessels, etc., and functions to supply nutrients, moisture, etc. to the tooth and feel sensation.
  • pulpitis When the pulp is in an inflammatory state due to infection due to tooth decay or the like, it is called pulpitis, and the treatment of pulpitis is called root canal treatment (neurotherapy).
  • Endodontic treatment is a procedure that completely removes the infected pulp tissue using a special instrument, sterilizes the root canal to make it sterile, and then fills the space occupied by the dental pulp using biocompatible materials.
  • an electronic apical foramen recognition device for recognizing the apical foramen is used.
  • the electronic apical foramen recognition device is a device that recognizes that the device reaches the apical tissue using the electrical resistance of the human body, and the earth terminal connecting the person's lips and the connection terminal connecting the apical periodontal ligament are each in place It is focused on the fact that the moment when a cutting tool such as a file enters the root canal when a current of about 40 ⁇ A is inserted and the resistance reaches about 6 k ⁇ is the apical end.
  • the electronic apical foramen recognition device triggers an alarm when the end of the file reaches the apical end, and regards the insertion depth as the apical length.
  • the file stopper When the position of the apical end is known through the electronic apical foramen recognition device, the file stopper is placed on the upper surface of the tooth, the file is pulled out, and the length from the end of the file to the stopper is measured by applying it to an analog endodontic file measuring device to measure the length of the apical canal.
  • the root canal enlargement procedure continues and the enlargement file for root canal enlargement must be inserted into the root canal.
  • the length of the apex measured by the device should also be displayed in the subsequent file.
  • the stopper of the file is moved to the measurement point to display the apical length, and when the apical length is displayed on the file through the stopper, the subsequent file It is necessary to move the stopper to the same position, mark the length of the root canal, and then perform a process of inserting it into the root canal of the tooth to be treated.
  • the adjustment of the stopper position of the file depends only on the operator's eyesight and manual work, so there is a limit to the accuracy of the apex length alignment. There was also the problem of touching a nerve and causing pain.
  • the electronic apical foramen recognizer for recognizing the apical foramen for recognizing the apical foramen
  • the file length measuring function for measuring the length of the file obtained by the electronic foramen hole recognizer
  • a convergence-type apical locator that combines an endodontic file digital measuring instrument with a length setting function to perform various digital functions in a complex way to increase operator convenience and efficiency. development is required.
  • a technical problem to be achieved by an embodiment of the present invention is to measure the file length from the end of the file (apical foramen) to the stopper obtained by the electronic apical foramen recognition device performing the electronic apical foramen recognition mode, and measure the measured root
  • An object of the present invention is to provide a convergence type apex locator measuring device that can increase operator convenience and efficiency by automatically setting the stopper position of subsequent files for root canal enlargement based on an enema.
  • the convergence type apex locator includes an electronic apical foramen recognition unit that recognizes an apical foramen, and a file end and a stopper based on the recognized apexal foramen.
  • An endodontic file digital measurement unit that performs a file length measurement function for measuring the file length of the file and a subsequent file length setting function, a display unit that displays information corresponding to the electronic apical foramen recognition mode or the endodontic file digital measurement mode, and the electronic apical end.
  • the display unit is controlled to display the electronic apical foramen recognition information measured by the recognition unit, and when a user input requesting the endodontic file digital measurement mode is received, the endodontic file digital measurement unit is activated to measure the endodontic file digital measurement unit.
  • the display unit may be controlled to display digital measurement information of the endodontic file.
  • control unit may control the display unit to display a mode selection window including the electronic apical foramen recognition mode or the endodontic file digital measurement mode when power is applied.
  • the control unit activates the electronic apical foramen recognition unit when a user input for selecting the electronic apical foramen recognition mode through the mode selection window is received, thereby recognizing the electronic apical foramen.
  • the display unit is controlled to provide a first initial screen for displaying information, and when a user input for selecting the endodontic file digital measurement mode is received through the mode selection window, the endodontic file digital measurement unit is activated to activate the endodontic file digital measurement mode.
  • the display unit may be controlled to provide a second initial screen for displaying measurement information.
  • the electronic apical foramen recognition unit includes a first electrode contacting a file inserted into the root canal of a tooth, a second electrode contacting the patient's lips, and the first and second electrodes.
  • a power supply unit for applying current to two electrodes wherein the controller controls the power supply unit to apply current to the first and second electrodes when a user input requesting the electronic apical foramen recognition mode is received, and the control unit controls the power supply unit to apply current to the first and second electrodes, 1, based on the resistance value detected from the second electrode, the distance between the end of the file and the root end of the tooth may be calculated, and the display may be controlled to display the calculated distance.
  • control unit may control the display unit to display an error message when the resistance value is not detected from the first and second electrodes when calculating the distance.
  • the endodontic file digital measuring unit includes a supporter for supporting an upper plate including a file insertion hole through which the file passes and a stopper inserted into the file is hooked, and the support from the lower part of the supporter
  • An elevator that lifts the lower plate to the end of the file, and a sensor that senses whether the lower plate is in contact with the end of the file
  • Controls the display unit to provide an initial screen including user selection buttons, and controls the elevator to raise the lower plate to the end of the pile or to a specific position corresponding to the user selection button. can do.
  • the control unit when a measurement mode button for measuring a file length value is selected from among the plurality of user buttons, the stopper is inserted into the file insertion hole of the upper plate through the sensor. Check whether the inserted file is inserted, and when the file is inserted into the file insertion hole of the upper plate, control the elevator to raise the lower plate, and when the lower plate contacts the end of the file, the lower plate
  • the display unit may be controlled to measure a rising distance of and digitally display a file length value based on the measured rising distance.
  • the control unit checks whether a file length setting value is input when a setting mode button for calling a file length value to be set is selected among the plurality of user buttons, and When a pile length setting value is input, the elevator is controlled to raise the lower plate to a specific position corresponding to the input pile length setting value, and when the lower plate is located at the specific position, the lower plate is moved to a specific position.
  • the length of the pile may be set by fixing the pile, inserting a subsequent pile up to the fixed lower plate into the pile insertion hole of the upper plate, and adjusting the position of the stopper inserted into the pile.
  • the upper plate has a guide path portion formed around the file insertion hole to guide the file toward the file insertion hole, and the guide path portion comprises the file insertion hole. It may be formed inclined in the direction.
  • the upper plate may be detachable from the supporter, and the supporter may have a guide groove for guiding attachment and detachment of the upper plate.
  • the lower plate may be detachable from the elevator, and the elevator may include a magnet for fixing the lower plate when the lower plate is mounted.
  • the senor is located in the supporter and emits light in the direction of the stopper caught in the file insertion hole of the upper plate, and is located in the supporter and the light emitting unit It may include a light receiving unit for receiving the light emitted from.
  • the senor may include a filter that blocks a frequency region corresponding to the disturbance light to block the disturbance light.
  • the present invention measures the file length from the end of the file (apical foramen) to the stopper obtained by the electronic apical foramen recognition device performing the electronic apical foramen recognition mode, and measures the length of the file with an endodontic file digital measuring instrument, and based on the measured apical foramen length, to enlarge the root canal
  • FIG. 1 is a block diagram illustrating a converged apex locator according to an embodiment of the present invention.
  • FIGS. 2 and 3 are schematic diagrams for explaining the configuration of the fusion type apex locator according to the present invention.
  • FIG. 4 is a diagram showing the initial screen of the electronic apical foramen recognition mode according to the present invention.
  • FIG. 5 is a diagram for explaining an electronic apical foramen recognition process according to the present invention.
  • FIG. 6 is a diagram showing the initial screen of the endodontic file digital measurement mode according to the present invention.
  • 7(a) to 7(d) are diagrams for explaining a process of digitally measuring an endodontic file according to the present invention.
  • 8(a) and 8(b) are diagrams for explaining the upper plate of the endodontic file digital measuring unit.
  • FIG. 1 is a block diagram illustrating a converged apex locator according to an embodiment of the present invention.
  • the electronic apical foramen recognition unit 100 for recognizing the apical foramen the file for estimating the length of the apex by measuring the file length from the end of the file to the stopper based on the recognized apical foramen
  • An endodontic file digital measurement unit 200 performing a length measurement function and a subsequent file length setting function a display unit 300 displaying information corresponding to an electronic apical foramen recognition mode or an endodontic file digital measurement mode, and an electronic apical foramen recognition It may include a control unit 400 that controls the unit 100, the endodontic file digital measurement unit 200, and the display unit 300.
  • the electronic apical foramen recognition unit 100 includes a first electrode 110 in contact with a file inserted into the root canal of a tooth, a second electrode 120 in contact with the patient's lips, and first and second electrodes ( A power supply unit 130 for applying current to 110 and 120 may be included.
  • the endodontic file digital measuring unit 200 includes a supporter 210 supporting an upper plate including a file insertion hole through which a file passes and a stopper inserted into the file is caught, and a lower portion from the lower portion of the supporter 210 to the end of the file. It may include an elevator 220 for raising the plate, and a sensor 230 for sensing whether the lower plate is in contact with the end of the pile.
  • a guide path portion for guiding the file in the direction of the file insertion hole may be formed around the file insertion hole, and the guide path portion may be formed to be inclined in the direction of the file insertion hole.
  • the guide path portion may have a lower step than the surface of the upper plate around the pile insertion hole, which is only an example, but is not limited thereto.
  • the upper plate may be detachable from the supporter 210, and the supporter 210 may have a guide groove for guiding attachment and detachment of the upper plate.
  • the lower plate may be detachable from the elevator 220, and the elevator may include a magnet unit for fixing the lower plate when the lower plate is mounted.
  • the senor 230 includes a light emitting unit located on the supporter 210 and irradiating light in the direction of the stopper caught in the file insertion hole of the upper plate, and a light receiving unit located on the supporter 210 and receiving light emitted from the light emitting unit.
  • a light emitting unit located on the supporter 210 and irradiating light in the direction of the stopper caught in the file insertion hole of the upper plate
  • a light receiving unit located on the supporter 210 and receiving light emitted from the light emitting unit.
  • the senor 230 may include a filter that blocks a frequency region corresponding to the ambient light to block the ambient light.
  • the control unit 400 activates the electronic apical foramen recognition unit 100 to display the electronic apical foramen recognition information recognized by the electronic apical foramen recognition unit 100.
  • the endodontic file digital measurement unit 200 is activated to obtain the endodontic file digital measurement information measured from the endodontic file digital measurement unit 200.
  • the display unit 300 may be controlled to display.
  • controller 400 may control the display unit 300 to display a mode selection window including an electronic apical foramen recognition mode or an endodontic file digital measurement mode when power is applied.
  • the controller 400 activates the electronic apical foramen recognition unit 100 when a user input for selecting the electronic apical foramen recognition mode is received through the mode selection window, and the first initial screen for displaying the electronic apical foramen recognition information.
  • the display unit 300 may be controlled to provide the second initial screen.
  • the controller 400 may control the display 300 to provide an initial screen including a home button for redisplaying the mode selection window, which is It is only an example, but is not limited thereto.
  • the controller 400 displays a cross-sectional image of the tooth including the root canal and the apical end of the display unit 300 so as to provide the first initial screen for displaying. ) can be controlled.
  • the controller 400 may control the display unit 300 to display electronic apical foramen recognition information indicating the distance between the tip of a file inserted into the root canal and the apical end when displaying the apex length measurement information. This is just one example, but not limited thereto.
  • the controller 400 when providing the second initial screen corresponding to the endodontic file digital measurement mode, displays a measurement mode button for measuring the file length value obtained by measuring the apical canal length, and a file length value to be set.
  • a setting mode button an input button to input the file length value to be set, a memory mode button to store the measured file length value, a delete mode button to delete the stored file length value, and a display to digitally display the file length value
  • the display unit 300 may be controlled to provide a second initial screen including
  • the controller 400 further includes a file insertion notification display unit notifying whether a file is inserted, and a battery charging notification display unit notifying a battery charge state for supplying power.
  • the display unit 300 may be controlled to provide an initial screen.
  • control unit 400 may use the power supply unit 130 to apply current to the first and second electrodes 110 and 120 of the electronic apical foramen recognition unit 100 when a user input requesting an electronic apical foramen recognition mode is received. It is possible to control the display unit 300 to calculate the distance between the tip of the file and the root end of the tooth based on the resistance values detected from the first and second electrodes 110 and 120, and display the calculated distance. there is.
  • control unit 400 may control the display unit 300 to display an error message when the resistance value is not detected from the first and second electrodes 110 and 120 when calculating the distance. It is only an example, but is not limited thereto.
  • the controller 400 may control the display 300 to display a help button for providing an error cause solution information window around the error message.
  • controller 400 may control the display unit 300 to provide an error cause solution information window including information for resolving the error cause corresponding to the error message when a user input of touching the help button is received. there is.
  • the control unit 400 controls the display unit 300 to provide an initial screen including a plurality of user selection buttons, and responds to the user selection button to display a file file.
  • the elevator 220 of the endodontic file digital measuring unit 200 may be controlled to raise the lower plate to the end of the endodontic file or to raise the lower plate to a specific position.
  • the control unit 400 when a measurement mode button for measuring the length of a file is selected among a plurality of user buttons, the sensor 230 checks whether a file with a stopper is inserted into the file insertion hole of the upper plate through the sensor 230, When a file is inserted into the pile insertion hole of the upper plate, the elevator 220 is controlled to raise the lower plate, and when the lower plate contacts the end of the pile, the rising distance of the lower plate is measured, and based on the measured rising distance The display unit 300 may be controlled to digitally display the file length value.
  • the controller 400 may control the display unit 300 to display a user guide message requesting insertion of a file with a stopper inserted into a file insertion hole of an upper plate. It is only an example, but is not limited thereto.
  • controller 400 may control the display unit 300 to display an initial screen when a file is not inserted into the file insertion hole of the upper plate for a predetermined time after displaying the user guide message.
  • controller 400 may control the display unit 300 to display an error message if the stopper position of the file inserted into the file insertion hole of the upper plate is in error after displaying the user guide message.
  • the controller 400 may control the display unit 300 to display a help button for providing an error cause solution information window around the error message.
  • the controller 400 controls the display unit 300 to provide an error cause solution information window including information for resolving an error cause corresponding to an error message. You may.
  • the controller 400 checks whether a file length setting value is input when a setting mode button for calling a file length value to be set is selected among a plurality of user buttons, and if the file length setting value is input, the input file length
  • the elevator 220 is controlled to raise the lower plate to a specific position corresponding to the setting value, and when the lower plate is located at a specific position, the lower plate is fixed to the specific position, and subsequent piles are moved to the fixed lower plate until the upper plate is moved.
  • the file length can be set by inserting it into the file insertion hole and adjusting the position of the stopper inserted into the file.
  • the controller 400 controls the display unit 300 to display the previously stored file length value when a memory mode button for storing the measured file length value is selected among a plurality of user buttons, and the previously stored file length value
  • the elevator 220 is controlled to raise the lower plate to a specific position corresponding to the selected pile length value, and when the lower plate is located at a specific position, the lower plate is fixed to a specific position, followed by a fixed lower plate.
  • the file length can be set by inserting the file into the file insertion hole of the upper plate and adjusting the position of the stopper inserted into the file.
  • the present invention may further include a memory unit 500.
  • the endodontic file length value may be stored in the memory unit 500 for each patient.
  • the memory unit 500 of the present invention may include a data table in which endodontic file length values are stored for each patient.
  • the present invention may further include a communication unit 600.
  • the control unit 400 determines the patient's identification information based on the patient's identification information.
  • the patient's endodontic file length value stored in the memory unit 500 is extracted, and based on the extracted endodontic file length value, the patient's apex length information can be transmitted to the electronic chart of the user terminal through the communication unit 600.
  • the present invention configured as described above measures the file length from the end of the file (apical foramen) to the stopper obtained from the electronic apical foramen recognition device performing the electronic apical foramen recognition mode with an endodontic file digital measuring device, and based on the measured apical foramen length.
  • FIGS. 2 and 3 are schematic diagrams for explaining the configuration of the convergence-type apex locator according to the present invention.
  • an upper plate and a lower plate are mounted on the endodontic file digital measuring unit of the convergence-type apex locator.
  • FIG. 3 is a view in which the upper plate and the lower plate are separated from the endodontic file digital measuring unit of the fusion-type apex locator.
  • the convergence type apex locator measuring device of the present invention includes an electronic apical foramen recognition unit 100 for recognizing an apical foramen, and a file up to the end of a file and a stopper based on the recognized apex foramen
  • the endodontic file digital measuring unit 200 that performs a file length measurement function for estimating the length of the apex by measuring the length and a subsequent file length setting function, and a display displaying information corresponding to the electronic apical foramen recognition mode or the endodontic file digital measurement mode.
  • a portion 300 may be included.
  • the electronic apical foramen recognition unit 100 may include a first electrode 110 in contact with a file inserted into the root canal of a tooth and a second electrode 120 in contact with the patient's lips.
  • the endodontic file digital measuring unit 200 includes a supporter 210 supporting an upper plate 240 including a file insertion hole 242 through which a file passes and a stopper inserted into the file is hung, and a lower portion of the supporter 210 It may include an elevator 220 for raising the lower plate 250 to the end of the pile, and a sensor 230 for sensing whether the lower plate 250 is in contact with the end of the pile.
  • the upper plate 240 is detachable from the supporter 210 , and the supporter 210 may have a guide groove for guiding attachment and detachment of the upper plate 240 .
  • the lower plate 250 is detachable from the elevator 220, and the elevator 220 may have a magnet unit for fixing the lower plate 250 when the lower plate 250 is mounted.
  • the senor 230 includes a light emitting unit 232 located on the supporter 210 and irradiating light in the direction of the stopper caught in the file insertion hole 242 of the upper plate 240, and a light emitting unit located on the supporter 210
  • a light receiving unit 234 for receiving light emitted from 232 may be included.
  • the senor 230 may include a filter that blocks a frequency region corresponding to the ambient light to block the ambient light.
  • the display unit 300 may display a mode selection window 320 including an electronic apical foramen recognition mode 322 or an endodontic file digital measurement mode 324 on the display screen 310. .
  • FIG. 4 is a diagram showing the initial screen of the electronic apical foramen recognition mode according to the present invention
  • FIG. 5 is a diagram for explaining the electronic apical foramen recognition process according to the present invention.
  • the present invention activates the electronic apical foramen recognition unit when a user input for selecting the electronic apical foramen recognition mode 322 is received through the mode selection window 320 displayed on the display screen 310.
  • a first initial screen for displaying electronic apical foramen recognition information may be provided.
  • the present invention provides a first initial screen including a home button 360 for returning to the mode selection window 320 when providing a first initial screen corresponding to the electronic apical foramen recognition mode 322 can do.
  • the present invention when the first initial screen corresponding to the electronic apical foramen recognition mode 322 is provided, the cross-sectional image 350 of the tooth including the tooth 352, the root canal 354, and the apical end 356 may be provided on the first initial screen for displaying, which is only one embodiment, but is not limited thereto.
  • the electronic apical foramen recognition information indicating the distance between the tip of the file inserted into the root canal 354 and the apical end may be displayed.
  • the present invention when a user input requesting the electronic apical foramen recognition mode 322 is received, current is applied to the first and second electrodes 110 and 120 of the electronic foramen recognition unit. is applied, the distance between the tip of the file and the root end is calculated based on the resistance values detected from the first and second electrodes 110 and 120, and the calculated distance can be displayed on the display screen 310.
  • an error message may be displayed.
  • a help button for providing an error cause solution information window may be displayed around the error message.
  • an error cause resolution information window including information for resolving an error cause corresponding to an error message may be provided.
  • the electronic apical foramen recognition unit when the electronic apical foramen recognition mode 322 is selected through the mode selection window 320, the electronic apical foramen recognition unit can be activated.
  • the second electrode 120 of the electronic apical foramen recognition unit may be connected to the patient's lips, and the first electrode 110 may be connected to the file.
  • a predetermined current is passed through the first electrode 110, and the change in resistance value is checked as the file enters the root canal of the tooth, and the moment when the file reaches a specific resistance value is that the tip of the file reaches the apical end.
  • the electronic apical foramen recognition information indicating the distance between the tip of the file inserted into the root canal and the apical end is displayed on the cross-sectional image of the tooth. can do.
  • an alarm is executed to recognize that the insertion depth is the apical canal length, and the apical canal length can be displayed by adjusting the position of the stopper of the file.
  • a subsequent file can be set to be the same as the apical length of the corresponding file using the endodontic file digital measuring unit.
  • FIGS. 7(a) to 7(d) are diagrams for explaining the apical length setting process according to the present invention.
  • the present invention activates the endodontic file digital measurement unit when a user input for selecting the endodontic file digital measurement mode 324 is received through the mode selection window 320 displayed on the display screen 310.
  • a second initial screen for displaying endodontic file digital measurement information may be provided.
  • the present invention provides a second initial screen including a home button 360 for returning to the mode selection window 320 when providing a second initial screen corresponding to the endodontic file digital measurement mode 324 can do.
  • the present invention when the second initial screen corresponding to the endodontic file digital measurement mode 324 is provided, the measurement mode button 372 for measuring the file length value by which the apex length is measured, the file length value to be set A setting mode button 374 for calling , an input button 376 for inputting the file length value to be set, a memory mode button 377 for storing the measured file length value, and a delete mode button for deleting the stored file length value ( 378), and a display unit 379 that digitally displays the file length value, the second initial screen may be displayed on the display screen 310.
  • the present invention when provided on the second initial screen, further includes a file insertion notification display unit 381 indicating whether a file is inserted, and a battery charging notification display unit 382 indicating a battery charge state for power supply. may also include
  • the endodontic file length value when an endodontic file length value corresponding to the patient's apex length is measured, the endodontic file length value may be stored in the memory unit for each patient.
  • the memory unit of the present invention may include a data table in which endodontic file length values are stored for each patient.
  • the length value of the endodontic file of the corresponding patient stored in the memory unit is extracted based on the identification information of the patient, and the length of the extracted endodontic file is calculated. Based on the value, the patient's apex length information can be transmitted to the electronic chart of the user terminal through the communication unit.
  • the present invention displays an initial screen including a plurality of user selection buttons when a user input requesting the endodontic file digital measurement mode 324 is received. and control the elevator 220 of the endodontic file digital measurement unit to raise the lower plate 250 to the end of the file or to raise the lower plate 250 to a specific position corresponding to the user selection button.
  • the measurement mode button 372 for measuring the length value of a file when the measurement mode button 372 for measuring the length value of a file is selected among a plurality of user buttons, whether a file with a stopper is inserted into the file insertion hole 242 of the upper plate 240 is inserted through a sensor. is confirmed, and when the file is inserted into the pile insertion hole 242 of the upper plate 240, the elevator 220 is controlled to raise the lower plate 250, and when the lower plate 250 contacts the end of the pile An elevation distance of the lower plate 250 may be measured, and a pile length value may be digitally displayed based on the measured elevation distance.
  • a user guide message requesting insertion of a file with a stopper inserted into the file insertion hole 242 of the upper plate 240 is displayed on the display screen 310 may be
  • the initial screen may be returned.
  • an error message may be displayed on the display screen 310.
  • a help button for providing an error cause solution information window may be displayed around the error message.
  • the present invention may provide an error cause solution information window including information for resolving an error cause corresponding to an error message when a user input of touching a help button is received.
  • the setting mode button 374 for calling the file length value to be set is selected among a plurality of user buttons, it is checked whether the file length setting value is input, and when the file length setting value is input, the input file
  • the elevator 220 is controlled to raise the lower plate 250 to a specific position corresponding to the length setting value, and when the lower plate 250 is located at the specific position, the lower plate 250 is fixed to the specific position and fixed.
  • the file length can be set by inserting a subsequent file into the file insertion hole 242 of the upper plate 240 until the lower plate 250 has been formed and adjusting the position of the stopper inserted into the file.
  • the previously stored file length value is displayed on the display screen 310, and the previously stored file length value is When selected, the elevator 220 is controlled to raise the lower plate 250 to a specific position corresponding to the selected pile length value, and when the lower plate 250 is located at a specific position, the lower plate 250 is fixed to a specific position. And, by inserting a subsequent file into the file insertion hole 242 of the upper plate 240 to the fixed lower plate 250, the file length can be set by adjusting the position of the stopper inserted into the file.
  • the user inserts a file with a stopper into the file insertion hole 242 of the upper plate 240, and as shown in FIG. 7 (a) Similarly, the stopper is disposed so as to be caught around the file insertion hole 242 of the upper plate 240.
  • the senor recognizes that the stopper is caught through this, and the present invention applies a pulse signal to the stepping motor 226 corresponding to the detection signal of the sensor.
  • the stepping motor 226 is driven according to the pulse signal, and through this, the shelf 222 rotates the screw 224 while the screw 224 rolls. It rises along, and in the present invention, the pulse signal applied to the stepping motor 226 is counted.
  • the senor generates a detection signal by receiving light by moving the stopper.
  • the lower plate 250 upon receiving the detection signal of the sensor, it is recognized that the lower plate 250 is in contact with the lower end of the pile, and the lifting distance of the shelf 222 is checked.
  • the lifting distance of the shelf 222 can be calculated based on this.
  • the corresponding signal when the elevation distance of the shelf 222 is calculated, the corresponding signal can be digitally converted and displayed on the display screen 310 .
  • the present invention stores the pulse signal corresponding to the corresponding elevation distance in the memory, and transmits the pulse signal corresponding to the stored elevation distance to the stepping motor 226 when setting the next file later to move the shelf 222 to the stored elevation distance. can be located.
  • the present invention when the lower plate 250 is in contact with the lower end of the pile to check the rising distance of the shelf 222, the shelf 222 is set to return to its original position. can be lowered
  • FIG. 8(a) and 8(b) are views for explaining the upper plate of the endodontic file digital measuring unit, FIG. 8(a) is a perspective view showing the upper surface of the upper plate, and FIG. 8(b) is , It is a cross-sectional view along line A-A' in FIG. 8(a).
  • the upper plate 240 of the present invention the guide path portion for guiding the file in the direction of the file insertion hole 242 around the file insertion hole 242 244 may be formed, and the guide path portion 244 may be formed to be inclined in the direction of the file insertion hole.
  • the guide path portion 244 may have a lower step than the surface of the upper plate 240 around the pile insertion hole 242, which is only one embodiment, but is not limited thereto.
  • the present invention measures the file length from the end of the file (apical foramen) to the stopper obtained by the electronic apical foramen recognition device performing the electronic apical foramen recognition mode with an endodontic file digital measuring instrument, and measures the root canal based on the measured apical foramen length.
  • the present invention measures the file length from the end of the file (apical foramen) to the stopper obtained from the electronic apical foramen recognition device performing the electronic apical foramen recognition mode with an endodontic file digital measuring instrument, and subsequently measures the root canal enlargement based on the measured apical foramen length. It has industrial applicability as a fusion type apex locator measuring device that can increase operator's convenience and efficiency by automatically setting the stopper position of the file.

Abstract

La présente invention concerne un dispositif de mesure de longueur de canal radiculaire de type fusion comprenant : une unité de reconnaissance de foramen apical électronique pour reconnaître un foramen apical ; une unité de mesure de lime endodontique numérique pour effectuer une fonction de mesure de longueur de fichier en vue de mesurer la longueur de fichier à partir de l'extrémité d'un fichier jusqu'à un bouchon sur la base du foramen apical reconnu et d'une fonction de réglage de longueur de fichier subséquente ; une unité d'affichage destinée à afficher des informations correspondant à un mode de reconnaissance de foramen apical électronique ou à un mode de mesure de lime endodontique numérique ; et une unité de commande destinée à commander l'unité de reconnaissance de foramen apical électronique, l'unité de mesure de lime endodontique numérique et l'unité d'affichage, l'unité de commande pouvant activer l'unité de reconnaissance de foramen apical électronique si une entrée d'utilisateur demandant le mode de reconnaissance de foramen apical électronique est reçue, de sorte à commander l'unité d'affichage pour afficher des informations de reconnaissance de foramen apical électronique reconnues par l'unité de reconnaissance de foramen apical électronique, et à activer l'unité de mesure de lime endodontique numérique si une entrée d'utilisateur demandant le mode de mesure de lime endodontique numérique est reçue, de façon à commander l'unité d'affichage pour afficher des informations de mesure de lime endodontique numériques mesurées par l'unité de mesure de lime endodontique numérique.
PCT/KR2022/011786 2021-08-20 2022-08-08 Dispositif de mesure de longueur de canal radiculaire de type fusion dans lequel un dispositif de reconnaissance de foramen apical électronique et un dispositif de mesure de lime endodontique numérique sont fusionnés WO2023022423A2 (fr)

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KR1020210110371A KR102568902B1 (ko) 2021-08-20 2021-08-20 전자치근단공 인식기와 근관파일 디지털 측정기가 융합된 융합형 근관장 측정 장치
KR10-2021-0110371 2021-08-20

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KR100619139B1 (ko) 2004-05-28 2006-08-31 (주)에스덴티 근관장 측정장치
JP4763637B2 (ja) * 2007-03-16 2011-08-31 株式会社モリタ製作所 根管長測定器及び根管治療器
KR101924314B1 (ko) * 2014-10-06 2018-12-03 하상윤 치과용 파일의 근관장 길이 측정 및 세팅장치
KR102064829B1 (ko) * 2017-11-07 2020-01-10 강부환 엔도 파일 길이 측정장치
KR102146179B1 (ko) * 2019-01-14 2020-08-19 주식회사 메타바이오메드 치과용 근관 길이 측정기
KR102187164B1 (ko) * 2019-02-26 2020-12-04 하상윤 근관장 측정장치
KR102353996B1 (ko) * 2020-01-16 2022-01-24 비엔엘바이오테크 주식회사 디지털 측정장치 및 측정방법

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